The manual describes the VL‑TONE’s features, including one‑key play, auto‑play, manual play, auto‑rhythm, ADSR sound shaping, melody demonstration, and a built‑in calculator function. It also outlines cautions for temperature, humidity, and handling, as well as cleaning and storage recommendations.
Power can be supplied by four AA batteries or an optional AC adaptor (100‑240 V). Battery life is about 12 hours in music mode and up to 4 000 hours in calculator mode. Technical specifications such as speaker size, output power, display type, dimensions, weight, and FCC compliance are listed toward the end of the document.
| Speaker size | 2‑3/8" dia. |
|---|---|
| Output power | 300 mW |
| Display type | Liquid crystal display |
| Power supply | AC/DC 2‑way (100‑240 V AC or 4 AA batteries) |
| Battery life (music mode) | ≈12 hours continuous |
| Battery life (calculator mode) | ≈4 000 hours continuous |
| Ambient temperature range | 0 °C – 40 °C (32 °F – 104 °F) |
It uses four AA size dry batteries.
Approximately 12 hours of continuous play.
Yes, with an optional Casio AC adaptor rated for 100‑240 V.